Home / 2,048.31-2,824.34-1,649.79

Finding the Fourth Proportional to 2,048.31, 2,824.34 and 1,649.79

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Solution

The fourth proportional to 2,048.31, 2,824.34 and 1,649.79 is: 2,274.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,048.31 : 2,824.34 = 1,649.79 : x
  2. Step 2: Convert to fraction form
    2,048.31/2,824.34 = 1,649.79/x
  3. Step 3: Cross multiply
    2,048.31x = 2,824.34 × 1,649.79
  4. Step 4: Simplify right side
    2,048.31x = 4,659,559.64
  5. Step 5: Solve for x
    x = 4,659,559.64/2,048.31
  6. Step 6: Final answer
    x = 2,274.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.